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41.3% improvement in page_cycler_v2.intl_hi_ru at 470445:470501 |
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Issue descriptionSee the link to graphs below.
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May 15 2017
Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8979537268525014848
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May 15 2017
=== BISECT JOB RESULTS === Perf regression found with culprit Suspected Commit Author : yhirano Commit : 91088a195969f5af61f404c9f02edc622cbe373a Date : Wed May 10 05:49:31 2017 Subject: Add Field Trial Testing Configuration for MojoLoading Bisect Details Configuration: android_nexus5_perf_bisect Benchmark : page_cycler_v2.intl_hi_ru Metric : timeToFirstMeaningfulPaint_avg/pcv1-cold/http___news.google.co.in_nwshp?tab_in_hl_hi Change : 41.16% | 1731.69616667 -> 1018.86316667 Revision Result N chromium@470444 1731.7 +- 26.4951 6 good chromium@470473 1720.25 +- 36.8473 6 good chromium@470487 1721.32 +- 24.0514 6 good chromium@470489 1718.83 +- 41.5412 6 good chromium@470490 1021.47 +- 22.4072 6 bad <-- chromium@470491 1023.41 +- 28.4349 6 bad chromium@470494 1010.37 +- 68.0088 6 bad chromium@470501 1018.86 +- 32.1204 6 bad To Run This Test src/tools/perf/run_benchmark -v --browser=android-chromium --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=http...news.google.co.in.nwshp.tab.in.hl.hi page_cycler_v2.intl_hi_ru Debug Info https://chromeperf.appspot.com/buildbucket_job_status/8979537268525014848 Is this bisect wrong? https://chromeperf.appspot.com/bad_bisect?try_job_id=5889011714883584 | O O | Visit http://www.chromium.org/developers/speed-infra/perf-bug-faq | X | for more information addressing perf regression bugs. For feedback, | / \ | file a bug with component Speed>Bisection. Thank you! |
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Comment 1 by yhirano@chromium.org
, May 15 2017